Plum Muffins With Streusel
Soft, spiced plum muffins topped with buttery cinnamon streusel—ideal for a cozy Sunday brunch or make-ahead breakfast treat. Moist, fruity, and irresistibly crumbly.
Equipment
- 12-cup muffin tin
- Paper muffin liners or cooking spray
- Mixing bowls (medium and large)
- Hand mixer or stand mixer
- Measuring cups and spoons
- Rubber spatula
- Pastry cutter or fork
- Cooling rack
Ingredients
For the Muffin Batter:
- 2 cups all-purpose flour
- 1 tsp baking powder
- ½ tsp baking soda
- ½ tsp salt
- 1 tsp ground cinnamon
- ½ cup unsalted butter softened
- ⅔ cup granulated sugar
- 2 large eggs
- 1 tsp vanilla extract
- ¾ cup sour cream or plain yogurt
- 1½ cups ripe plums diced (about 2–3 medium plums)
For the Streusel Topping:
- ⅓ cup all-purpose flour
- ¼ cup brown sugar packed
- ½ tsp ground cinnamon
- ¼ tsp salt
- 3 tbsp unsalted butter cold and cubed
Instructions
Step 1: Preheat and Prep
- Preheat oven to 375°F (190°C). Line a 12-cup muffin tin with liners or grease lightly.
- Tip:
- Blot juicy plums before adding to prevent soggy muffins.
Step 2: Mix Dry Ingredients
- Whisk flour, baking powder, baking soda, salt, and cinnamon in a bowl. Set aside.
Step 3: Cream Butter and Sugar
- Cream softened butter and sugar until light and fluffy using a mixer.
Step 4: Add Eggs and Vanilla
- Beat in eggs one at a time, then mix in vanilla. Scrape down the bowl.
Step 5: Alternate Flour and Sour Cream
- Add dry ingredients and sour cream alternately, mixing just until combined.
Step 6: Fold in Plums
- Gently fold in diced plums using a spatula.
Step 7: Make Streusel
- In a small bowl, mix streusel ingredients and cut in cold butter until crumbly.
Step 8: Fill and Top
- Fill muffin cups ¾ full with batter. Sprinkle each with streusel topping.
Step 9: Bake and Cool
- Bake for 18–22 minutes. Cool in pan for 5 minutes, then transfer to a wire rack.
Notes
Swap sour cream with Greek yogurt for a tangier flavor.
Freeze baked muffins for up to 2 months.
For mini muffins, reduce bake time to 10–12 minutes.
Add orange zest or swap in peaches for a creative variation.